EP1108803A3 - Procédé et appareil d'enlèvement de revêtement d'un trou de passage dans un substrat métallique - Google Patents

Procédé et appareil d'enlèvement de revêtement d'un trou de passage dans un substrat métallique Download PDF

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Publication number
EP1108803A3
EP1108803A3 EP00311151A EP00311151A EP1108803A3 EP 1108803 A3 EP1108803 A3 EP 1108803A3 EP 00311151 A EP00311151 A EP 00311151A EP 00311151 A EP00311151 A EP 00311151A EP 1108803 A3 EP1108803 A3 EP 1108803A3
Authority
EP
European Patent Office
Prior art keywords
coating
metal substrate
substrate
passage hole
solution
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP00311151A
Other languages
German (de)
English (en)
Other versions
EP1108803A2 (fr
Inventor
D. Sangeeta
Curtis Alan Johnson
Thomas Joseph Cartier
Roger Neal Johnson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of EP1108803A2 publication Critical patent/EP1108803A2/fr
Publication of EP1108803A3 publication Critical patent/EP1108803A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F4/00—Processes for removing metallic material from surfaces, not provided for in group C23F1/00 or C23F3/00
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
    • C23G1/20—Other heavy metals
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
    • B23P2700/06—Cooling passages of turbine components, e.g. unblocking or preventing blocking of cooling passages of turbine components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/20—Heat transfer, e.g. cooling
    • F05B2260/202—Heat transfer, e.g. cooling by film cooling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • ing And Chemical Polishing (AREA)
  • Chemically Coating (AREA)
EP00311151A 1999-12-14 2000-12-12 Procédé et appareil d'enlèvement de revêtement d'un trou de passage dans un substrat métallique Withdrawn EP1108803A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US46049299A 1999-12-14 1999-12-14
US460492 1999-12-14

Publications (2)

Publication Number Publication Date
EP1108803A2 EP1108803A2 (fr) 2001-06-20
EP1108803A3 true EP1108803A3 (fr) 2003-05-07

Family

ID=23828930

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00311151A Withdrawn EP1108803A3 (fr) 1999-12-14 2000-12-12 Procédé et appareil d'enlèvement de revêtement d'un trou de passage dans un substrat métallique

Country Status (4)

Country Link
EP (1) EP1108803A3 (fr)
JP (1) JP2001226784A (fr)
KR (1) KR20010062316A (fr)
CZ (1) CZ20004669A3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10259367A1 (de) * 2002-12-18 2004-07-08 Siemens Ag Verfahren zur Verbesserung der Wechselwirkung zwischen einem Medium und einem Bauteil
US20050161061A1 (en) * 2003-09-17 2005-07-28 Hong Shih Methods for cleaning a set of structures comprising yttrium oxide in a plasma processing system
US10363584B2 (en) 2013-08-30 2019-07-30 General Electric Company Methods for removing barrier coatings, bondcoat and oxide layers from ceramic matrix composites
IT202100025232A1 (it) * 2021-10-01 2023-04-01 T A G Srl Metodo di rimozione di un rivestimento di barriera termica ceramica

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4141781A (en) * 1977-10-06 1979-02-27 General Electric Company Method for rapid removal of cores made of βAl2 O3 from directionally solidified eutectic and superalloy and superalloy materials
FR2483963A1 (fr) * 1980-06-06 1981-12-11 Gen Electric Procede d'elimination des depots formes sur une surface et application de ce procede a la reparation de la surface d'un canal interne d'un objet
US4439241A (en) * 1982-03-01 1984-03-27 United Technologies Corporation Cleaning process for internal passages of superalloy airfoils
GB2220678A (en) * 1988-05-12 1990-01-17 Ae Turbine Components Removal of contaminants from articles
WO1995030032A1 (fr) * 1994-05-02 1995-11-09 United Technologies Corporation Nettoyage efficace de voilures de turbines
WO1997014823A1 (fr) * 1995-10-16 1997-04-24 Siemens Aktiengesellschaft Procede d'elimination de l'etain
US5643474A (en) * 1995-12-26 1997-07-01 General Electric Company Thermal barrier coating removal on flat and contoured surfaces
US5938855A (en) * 1998-01-20 1999-08-17 General Electric Company Method for cleaning a turbine component
EP1010776A1 (fr) * 1998-12-14 2000-06-21 General Electric Company Procédé caustique pour le remplacement des couches de barrière thermale
EP1013798A2 (fr) * 1998-12-23 2000-06-28 United Technologies Corporation Procédé d'enlèvement d'un revêtement de barrière thermique
EP1013797A1 (fr) * 1998-12-22 2000-06-28 General Electric Company Procédé d'enlèvement de produits de corrosion à haute température d'un revêtement d'une aluminure par diffusion
US6210488B1 (en) * 1998-12-30 2001-04-03 General Electric Company Method of removing a thermal barrier coating
US6267902B1 (en) * 1998-12-15 2001-07-31 General Electric Company Process for removing a coating from a hole in a metal substrate

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4141781A (en) * 1977-10-06 1979-02-27 General Electric Company Method for rapid removal of cores made of βAl2 O3 from directionally solidified eutectic and superalloy and superalloy materials
FR2483963A1 (fr) * 1980-06-06 1981-12-11 Gen Electric Procede d'elimination des depots formes sur une surface et application de ce procede a la reparation de la surface d'un canal interne d'un objet
US4439241A (en) * 1982-03-01 1984-03-27 United Technologies Corporation Cleaning process for internal passages of superalloy airfoils
GB2220678A (en) * 1988-05-12 1990-01-17 Ae Turbine Components Removal of contaminants from articles
WO1995030032A1 (fr) * 1994-05-02 1995-11-09 United Technologies Corporation Nettoyage efficace de voilures de turbines
WO1997014823A1 (fr) * 1995-10-16 1997-04-24 Siemens Aktiengesellschaft Procede d'elimination de l'etain
US5643474A (en) * 1995-12-26 1997-07-01 General Electric Company Thermal barrier coating removal on flat and contoured surfaces
US5938855A (en) * 1998-01-20 1999-08-17 General Electric Company Method for cleaning a turbine component
EP1010776A1 (fr) * 1998-12-14 2000-06-21 General Electric Company Procédé caustique pour le remplacement des couches de barrière thermale
US6267902B1 (en) * 1998-12-15 2001-07-31 General Electric Company Process for removing a coating from a hole in a metal substrate
EP1013797A1 (fr) * 1998-12-22 2000-06-28 General Electric Company Procédé d'enlèvement de produits de corrosion à haute température d'un revêtement d'une aluminure par diffusion
EP1013798A2 (fr) * 1998-12-23 2000-06-28 United Technologies Corporation Procédé d'enlèvement d'un revêtement de barrière thermique
US6210488B1 (en) * 1998-12-30 2001-04-03 General Electric Company Method of removing a thermal barrier coating

Also Published As

Publication number Publication date
CZ20004669A3 (cs) 2001-08-15
JP2001226784A (ja) 2001-08-21
EP1108803A2 (fr) 2001-06-20
KR20010062316A (ko) 2001-07-07

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